Why does Peec start with one engine?
Per-engine API costs add up quickly; vendors that price aggressively at entry often gate multi-engine support behind upgrades. Our Pro tier (£39/mo) covers all four because the math works at our cost-to-serve.
Honest comparison
LLM Submitter vs Peec AI
Peec AI is a single-engine starter; LLM Submitter ships with all four engines + the audit + fix toolkit at lower entry pricing.
LLM Submitter
Four engines from day one (ChatGPT, Claude, Perplexity, Gemini). Audit + Fix pillars built in. £15-£99/month, 14-day trial, no card.
Peec AI
AI search optimization platform with citation tracking. Mid-market priced at ~$99-$300/month per their public tiers. Single-engine on the entry tier; multi-engine on higher tiers.
Feature matrix
| Feature | LLM Submitter | Peec AI |
|---|---|---|
| Free public audit tool | Yes | No |
| Entry price | £15/mo Solo | ~$99/mo |
| Engines on entry tier | All 4 (Pro tier) | 1 - paid upgrade for multi-engine |
| Audit pillar | 10-category open methodology | Limited - audit is part of the recommend flow |
| Fix pillar | Generates schema, llms.txt, robots.txt | Recommendations |
| Multi-tenant agency | Agency tier from £99/mo | Custom pricing |
| GBP + EU VAT | Yes | USD |
When to pick which
Pick LLM Submitter if you want one tool that audits, fixes and tracks across all four major AI engines without escalating to a higher tier. Pick Peec AI if your team has standardised on a single engine (e.g. ChatGPT-only B2C copy testing) and pricing is not the constraint.
FAQ
Other comparisons
Comparison reflects each tool's pricing and feature set as of 17 Jun 2026. We update these pages quarterly. Numbers from public dashboards / changelogs only - we do not paraphrase NDA decks.
Test it yourself
Run the open-methodology audit on your own site.
Free, no signup, full breakdown - then make your own call between LLM Submitter and Peec AI.
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